| article html file updated | 8 February 2020 23:31 CET | Update | https://www.mdpi.com/2079-6412/7/12/225 |
| article html file updated | 29 September 2019 01:58 CEST | Update | - |
| article html file updated | 2 May 2019 09:48 CEST | Update | - |
| article html file updated | 18 April 2019 07:28 CEST | Update | - |
| article html file updated | 2 January 2018 10:16 CET | Update | - |
| article html file updated | 8 December 2017 15:14 CET | Original file | - |
| article xml uploaded. | 8 December 2017 15:13 CET | Update | https://www.mdpi.com/2079-6412/7/12/225/xml |
| article xml uploaded. | 8 December 2017 15:12 CET | Original file | - |
| article pdf uploaded. | 8 December 2017 15:12 CET | Version of Record | https://www.mdpi.com/2079-6412/7/12/225/pdf |
